Finding the Fourth Proportional to 119,202.24, 164,508.31 and 68,230.95
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Solution
The fourth proportional to 119,202.24, 164,508.31 and 68,230.95 is: 94,163.99
Step by Step Solution
- Step 1: Write the proportion equation
119,202.24 : 164,508.31 = 68,230.95 : x - Step 2: Convert to fraction form
119,202.24/164,508.31 = 68,230.95/x - Step 3: Cross multiply
119,202.24x = 164,508.31 × 68,230.95 - Step 4: Simplify right side
119,202.24x = 11,224,558,274.19 - Step 5: Solve for x
x = 11,224,558,274.19/119,202.24 - Step 6: Final answer
x = 94,163.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.